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explain_wait_or_die(3) Library Functions Manual explain_wait_or_die(3)

NAME

explain_wait_or_die - wait for process to change state and report errors

SYNOPSIS

#include <libexplain/wait.h>

void explain_wait_or_die(int *status);

DESCRIPTION

The explain_wait_or_die function is used to call the wait(2) system call. On failure an explanation will be printed to stderr, obtained from explain_wait(3), and then the process terminates by calling exit(EXIT_FAILURE).

This function is intended to be used in a fashion similar to the following example:

explain_wait_or_die(status);
status
The status, exactly as to be passed to the wait(2) system call.
Returns:
This function only returns on success. On failure, prints an explanation and exits.

SEE ALSO

wait(2)
wait for process to change state
explain_wait(3)
explain wait(2) errors
exit(2)
terminate the calling process

COPYRIGHT

libexplain version 1.4
Copyright (C) 2008 Peter Miller